Exercises
Hazardous operations
North Pacific · Mariana Islands · HYDROPAC 394/12
- issued
- 2012-02-12 07:41Z
- status
- cancelled 2012-02-17 09:30Z (archive)
- self-cancels
- 2012-02-17 09:30Z
- cancels
- HYDROPAC 360/12
- authority
- COMCOGARD SECTOR GUAM 68/12 120631Z FEB 12 - AUSCOAST 36/12 CX 120629Z FEB 12.
- sea
- North Pacific Ocean
- position
- 16.017, 146.067 · r 10.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH PACIFIC. MARIANA ISLANDS. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 2230Z TO 0830Z COMMENCING DAILY 12 THRU 16 FEB WITHIN TEN MILES OF 16-01N 146-04E. 2. CANCEL HYDROPAC 360/12(74), AID RESTORED. 3. CANCEL THIS MSG 170930Z FEB.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2012-02-12 22:30Z | 2012-02-13 08:30Z | — | 10 h |
| 2012-02-13 22:30Z | 2012-02-14 08:30Z | — | 10 h |
| 2012-02-14 22:30Z | 2012-02-15 08:30Z | — | 10 h |
| 2012-02-15 22:30Z | 2012-02-16 08:30Z | — | 10 h |
| 2012-02-16 22:30Z | 2012-02-17 08:30Z | — | 10 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · military exercises
1444 within 180 nm since 2002 · 1 in the last 12 months · 1 in force now
02
05
10
15
20
25
26
- Hazardous operations 0100Z to 1300Z daily 18 thru 20 aug in areas within three miles of: a. 13-27.00N…2026-08-12
- Hazardous operations 2300Z to 1300Z daily 13 thru 15 may in areas within five miles of: a. 13-26.00N…2024-05-08
- Hazardous operations 2200Z to 0600Z 12 thru 19 may in vicinity 13-24.00N 144-39.15E2024-05-07
- Hazardous operations 082300Z to 091300Z may in areas within five miles of: a. 13-26.00N 145-08.00E2024-05-03
- Hazardous operations 2300Z to 1300Z daily 06 and 07 may in area within five miles of 13-26.00N 145-08.00E2024-05-01
- Hazardous operations 2200Z to 0600Z daily 05 thru 07 may in area bound by 13-45.00N 144-19.98E, 13-45.00N…2024-04-30
Season · when military exercises happen here
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F
M
A
M
J
J
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S
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D
month of issue, all years in the archive
Timeline
- Australia-northeast Coastcancels · 2012-02-09
- Australia-northeast Coastreplaced · 2012-02-09
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
35 military exercises in force · see all
Exercises
Gunnery, firing and naval exercise areas. All current military exercises →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.